Add new translations and chatbot window

- Updated English and Traditional Chinese translations to include "search", "chatbot", and "starred".
- Added "chatbot" menu item to the desktop application.
- Refactored window management functions for better clarity and organization.
- Created a new chatbot component with a basic template.

i18n/locales/en.json

@@ -31,6 +31,9 @@
     "settings": "settings",
     "leave": "Leave",
     "login": "Login",
-    "license": "License"
+    "license": "License",
+    "search": "Search",
+    "chatbot": "Chatbot",
+    "starred": "Starred"
   }
 }

i18n/locales/zh-tw.json

@@ -31,6 +31,9 @@
     "settings": "設定",
     "leave": "離開",
     "login": "登入",
-    "license": "授權"
+    "license": "授權",
+    "search": "搜尋",
+    "chatbot": "聊天機器人",
+    "starred": "收藏"
   }
 }